GENERAL / Component Specifications SWING DEVICE Type................................................................Two-Stage Reduction Planetary Gear Reduction Gear Ratio.....................................16.563 SWING MOTOR Model..............................................................M5X130CHB Type................................................................Swash-Plate Type, Fixed Displacement Axial Plunger Motor VALVE UNIT Type................................................................Non Counterbalance Valve Type Relief Set-Pressure ........................................27.9 MPa (285 kgf/cm 2 , 4053 psi) at 74 L/min (19.5 US gpm) SWING PARKING BRAKE Type................................................................Multi-Disc-Wet Negative Type Release Pressure .........................................1.9 to 2.8 MPa (19 to 29 kgf/cm 2 , 276 to 407 psi) TRAVEL DEVICE Type................................................................Three-Stage Reduction Planetary Gear Reduction Gear Ratio.....................................55.318 TRAVEL MOTOR Type................................................................Swash-Plate Type Variable Displacement Axial Plunger Motor TRAVEL BRAKE VALVE Type................................................................
Counterbalance Valve Type Relief Set Pressure ........................................ 36.8 MPa (375 kgf/cm 2 , 5350 psi) @ 120 L/min (32 US gpm) TRAVEL PARKING BRAKE Type................................................................ Multi-Disc-Wet Negative Type Cracking Pressure for Release ...................... 1.7 MPa (17 kgf/cm 2 , 242 psi) FAN MOTOR Model.............................................................. M5BF-045-1N03 Type................................................................ Fixed Displacement Trochoid Motor T1-3-6